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commands/status: add support for --diff
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@daniloegea
daniloegea committed Aug 4, 2023
1 parent 0cb473f commit 60ce1b7
Showing 1 changed file with 127 additions and 10 deletions.
137 changes: 127 additions & 10 deletions netplan_cli/cli/commands/status.py
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Original file line number Diff line number Diff line change
Expand Up @@ -25,7 +25,7 @@
from rich.theme import Theme

from .. import utils
from ..state import SystemConfigState, JSON
from ..state import NetplanConfigState, NetplanDiffState, SystemConfigState, JSON


class NetplanHighlighter(RegexHighlighter):
Expand All @@ -48,14 +48,18 @@ def run(self):
help='Show only this interface')
self.parser.add_argument('-a', '--all', action='store_true',
help='Show all interface data (incl. inactive)')
self.parser.add_argument('-d', '--diff', action='store_true',
help='Show differences between system and netplan configuration')
self.parser.add_argument('-r', '--root-dir', default='/',
help='Read configuration files from this root directory instead of /')
self.parser.add_argument('-f', '--format', default='tabular',
help='Output in machine readable `json` or `yaml` format')

self.func = self.command
self.parse_args()
self.run_command()

def pretty_print(self, data: JSON, total: int, _console_width=None) -> None:
def pretty_print(self, data: JSON, total: int, _console_width=None, diff_state: NetplanDiffState = None) -> None:
# TODO: Use a proper (subiquity?) color palette
theme = Theme({
'netplan.int': 'bold cyan',
Expand All @@ -73,6 +77,7 @@ def pretty_print(self, data: JSON, total: int, _console_width=None) -> None:
pad = '18'
global_state = data.get('netplan-global-state', {})
interfaces = [(key, data[key]) for key in data if key != 'netplan-global-state']
full_state = diff_state.get_full_state() if diff_state else None

# Global state
pprint(('{title:>'+pad+'} {value}').format(
Expand All @@ -98,6 +103,11 @@ def pretty_print(self, data: JSON, total: int, _console_width=None) -> None:
))
pprint()

missing_interfaces_netplan = []
missing_interfaces_system = []
if diff_state:
missing_interfaces_netplan = diff_state.get_diff().get('missing_interfaces_netplan', [])
missing_interfaces_system = diff_state.get_diff().get('missing_interfaces_system', [])
# Per interface
for (ifname, data) in interfaces:
state = data.get('operstate', 'UNKNOWN') + '/' + data.get('adminstate', 'UNKNOWN')
Expand All @@ -111,26 +121,48 @@ def pretty_print(self, data: JSON, total: int, _console_width=None) -> None:
full_type = data.get('type', 'other')
ssid = data.get('ssid')
tunnel_mode = data.get('tunnel_mode')
status = ''
if missing_interfaces_netplan:
if ifname in missing_interfaces_netplan:
status = ' [highlight][purple](+ missing in Netplan)[/purple][/highlight]'
if full_type == 'wifi' and ssid:
full_type += ('/"' + ssid + '"')
elif full_type == 'tunnel' and tunnel_mode:
full_type += ('/' + tunnel_mode)
pprint('[{col}]●[/{col}] {idx:>2}: {name} {type} [{col}]{state}[/{col}] ({backend}{netdef})'.format(
pprint('[{col}]●[/{col}] {idx:>2}: {name} {type} [{col}]{state}[/{col}] ({backend}{netdef}){status}'.format(
col=scolor,
idx=data.get('index', '?'),
name=ifname,
type=full_type,
state=state,
backend=data.get('backend', 'unmanaged'),
netdef=': [highlight]{}[/highlight]'.format(data.get('id')) if data.get('id') else ''
netdef=': [highlight]{}[/highlight]'.format(data.get('id')) if data.get('id') else '',
status=status
))

if data.get('macaddress'):
pprint(('{title:>'+pad+'} {mac}[muted]{vendor}[/muted]').format(
title='MAC Address:',
mac=data.get('macaddress', ''),
vendor=' ({})'.format(data.get('vendor', '')) if data.get('vendor') else '',
))
netplan_missing_mac = None
system_missing_mac = None
if diff_state:
if netdef_id := data.get('id'):
interface_diff = diff_state.get_diff().get('interfaces', {}).get(netdef_id, {})
netplan_missing_mac = interface_diff.get('netplan_state', {}).get('missing_macaddress')
system_missing_mac = interface_diff.get('system_state', {}).get('missing_macaddress')
if netplan_missing_mac or system_missing_mac:
pprint(('{title:>'+pad+'} [red]{mac} (-)[/red]').format(
title='MAC Address:',
mac=system_missing_mac,
))
pprint(('{title:>'+pad+'} [purple]{mac} (+)[/purple]').format(
title='',
mac=netplan_missing_mac,
))
else:
pprint(('{title:>'+pad+'} {mac}[muted]{vendor}[/muted]').format(
title='MAC Address:',
mac=data.get('macaddress', ''),
vendor=' ({})'.format(data.get('vendor', '')) if data.get('vendor') else '',
))

lst: list = data.get('addresses', [])
if lst:
Expand All @@ -144,6 +176,14 @@ def pretty_print(self, data: JSON, total: int, _console_width=None) -> None:
if not flags or 'dhcp' in flags:
highlight_start = '[highlight]'
highlight_end = '[/highlight]'
if diff_state:
if netdef_id := data.get('id'):
interface_diff = diff_state.get_diff().get('interfaces', {}).get(netdef_id)
if missing_netplan := interface_diff.get('netplan_state', {}).get('missing_addresses'):
prefix = extra.get('prefix', '')
if f'{ip}/{prefix}' in missing_netplan:
highlight_start = highlight_start + '[purple]'
highlight_end = ' (+)[/purple]' + highlight_end
pprint(('{title:>'+pad+'} {start}{ip}/{prefix}{end}[muted]{extra}[/muted]').format(
title='Addresses:' if i == 0 else '',
ip=ip,
Expand All @@ -153,22 +193,85 @@ def pretty_print(self, data: JSON, total: int, _console_width=None) -> None:
end=highlight_end,
))

if diff_state:
if netdef_id := data.get('id'):
interface_diff = diff_state.get_diff().get('interfaces', {}).get(netdef_id)
highlight_start = '[red]'
highlight_end = ' (-)[/red]'
if missing_system := interface_diff.get('system_state', {}).get('missing_addresses'):
for addr in missing_system:
pprint(('{title:>'+pad+'} {start}{ip}{end}').format(
title='',
ip=addr,
start=highlight_start,
end=highlight_end,
))
if interface_diff.get('missing_dhcp4_address', False):
highlight_start = '[red]'
highlight_end = '[/red]'
pprint(('{title:>'+pad+'} {start}{ip}{end}').format(
title='',
ip='DHCPv4: missing IP',
start=highlight_start,
end=highlight_end,
))
if interface_diff.get('missing_dhcp6_address', False):
highlight_start = '[red]'
highlight_end = '[/red]'
pprint(('{title:>'+pad+'} {start}{ip}{end}').format(
title='',
ip='DHCPv6: missing IP',
start=highlight_start,
end=highlight_end,
))

lst = data.get('dns_addresses', [])
if lst:
missing_netplan = []
missing_system = []
if diff_state:
interface_diff = diff_state.get_diff().get('interfaces', {}).get(netdef_id)
missing_netplan = interface_diff.get('netplan_state', {}).get('missing_nameservers', [])
missing_system = interface_diff.get('system_state', {}).get('missing_nameservers', [])

for i, val in enumerate(lst):
if val in missing_netplan:
val = f'[highlight bold][purple]{val} (+)[/purple][/highlight bold]'
pprint(('{title:>'+pad+'} {value}').format(
title='DNS Addresses:' if i == 0 else '',
value=val,
))

for i, val in enumerate(missing_system):
val = f'[red]{val} (-)[/red]'
pprint(('{title:>'+pad+'} {value}').format(
title='',
value=val,
))

lst = data.get('dns_search', [])
if lst:
missing_netplan = []
missing_system = []
if diff_state:
interface_diff = diff_state.get_diff().get('interfaces', {}).get(netdef_id)
missing_netplan = interface_diff.get('netplan_state', {}).get('missing_search_domains', [])
missing_system = interface_diff.get('system_state', {}).get('missing_search_domains', [])
for i, val in enumerate(lst):
if val in missing_netplan:
val = f'[highlight][purple]{val} (+)[/purple][/highlight]'
pprint(('{title:>'+pad+'} {value}').format(
title='DNS Search:' if i == 0 else '',
value=val,
))

for i, val in enumerate(missing_system):
val = f'[red]{val} (-)[/red]'
pprint(('{title:>'+pad+'} {value}').format(
title='',
value=val,
))

lst = data.get('routes', [])
if lst:
for i, obj in enumerate(lst):
Expand Down Expand Up @@ -216,18 +319,32 @@ def pretty_print(self, data: JSON, total: int, _console_width=None) -> None:
))
pprint()

if missing_interfaces_system:
for ifname in sorted(missing_interfaces_system):
pprint('[{col}]●[/{col}] ??: {name} {type} [red][bold]MISSING[/bold][/red]'.format(
col='muted',
name=ifname,
type=full_state.get('interfaces', {}).get(ifname, {}).get('netplan_state', {}).get('type')
))
pprint()

hidden = total - len(interfaces)
if (hidden > 0):
pprint('{} inactive interfaces hidden. Use "--all" to show all.'.format(hidden))

def command(self):
state_data = SystemConfigState(self.ifname, self.all)

self.diff_data = None
if self.diff:
netplan_state = NetplanConfigState(rootdir=self.root_dir)
self.diff_data = NetplanDiffState(state_data, netplan_state)

# Output data in requested format
output_format = self.format.lower()
if output_format == 'json': # structural JSON output
print(json.dumps(state_data.get_data()))
elif output_format == 'yaml': # stuctural YAML output
print(yaml.dump(state_data.get_data()))
else: # pretty print, human readable output
self.pretty_print(state_data.get_data(), state_data.number_of_interfaces)
self.pretty_print(state_data.get_data(), state_data.number_of_interfaces, diff_state=self.diff_data)

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